body {
  background-color: #f00;
}
html {
  font-size: 14px;
}
section {
  color: back;
  font-size: 16px;
  transform: scale(1.1);
}
.autoplacement-example {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  grid-gap: 20px;
}
div {
  opacity: 0.4;
  animation: snake 1s linear forwards;
}
@keyframes snake {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
